STMicroelectronics

LM4040CELT-3.0  

Voltage References

LM4040CELT-3.0 Description

The LM4040CELT-3.0 is a precision micro-power shunt voltage reference designed by STMicroelectronics, a leading manufacturer in the field of power management integrated circuits (PMIC). This device is part of the LM4040 family, known for its high accuracy and low power consumption. The LM4040CELT-3.0 offers a fixed output voltage of 3V with a tolerance of ±0.5%, ensuring precise voltage regulation in various applications. It features a low temperature coefficient of 70ppm/°C, which minimizes voltage drift over a wide temperature range, making it suitable for high-precision applications. The device operates with a maximum output current of 15 mA and a cathode current of 25 µA, providing efficient power management. The LM4040CELT-3.0 is packaged in a surface-mount format and comes in a tape & reel (TR) package, facilitating easy integration into modern electronic designs. It is REACH unaffected and RoHS3 compliant, ensuring environmental safety and regulatory compliance. With a moisture sensitivity level (MSL) of 1 (unlimited), the device is highly reliable in various environmental conditions.

LM4040CELT-3.0 Features

• High Precision: The LM4040CELT-3.0 provides a fixed output voltage of 3V with a tight tolerance of ±0.5%, ensuring high accuracy in voltage regulation.
• Low Temperature Coefficient: With a temperature coefficient of 70ppm/°C, the device maintains stable performance across a wide temperature range, making it ideal for applications requiring high precision.
• Low Noise: The device exhibits low noise levels of 95µVrms over the frequency range of 10Hz to 10kHz, ensuring clean voltage references for sensitive analog circuits.
• Efficient Power Management: The LM4040CELT-3.0 operates with a maximum output current of 15 mA and a cathode current of 25 µA, providing efficient power management and low power consumption.
• Surface-Mount Packaging: The device is available in a surface-mount package, facilitating easy integration into compact and high-density designs.
• Environmental Compliance: The LM4040CELT-3.0 is REACH unaffected and RoHS3 compliant, ensuring environmental safety and regulatory compliance.
• Reliability: With a moisture sensitivity level (MSL) of 1 (unlimited), the device is highly reliable in various environmental conditions.

LM4040CELT-3.0 Applications

The LM4040CELT-3.0 is ideal for a wide range of applications requiring high-precision voltage references. Some specific use cases include:

• Analog-to-Digital Converters (ADCs): The low noise and high precision of the LM4040CELT-3.0 make it an excellent reference voltage source for ADCs, ensuring accurate and reliable conversions.
• Digital-to-Analog Converters (DACs): The device provides a stable reference voltage for DACs, enhancing the accuracy of analog output signals.
• Precision Measurement Equipment: The LM4040CELT-3.0 is suitable for precision measurement equipment where high accuracy and low drift are critical.
• Power Supplies: The device can be used in precision power supplies to provide a stable reference voltage, ensuring consistent performance.
• Battery Management Systems: The low power consumption and high precision of the LM4040CELT-3.0 make it ideal for battery management systems, where accurate voltage monitoring is essential.

Conclusion of LM4040CELT-3.0

The LM4040CELT-3.0 is a high-performance, precision micro-power shunt voltage reference that offers superior accuracy, low noise, and efficient power management. Its low temperature coefficient and high reliability make it suitable for a wide range of precision applications. The device's surface-mount packaging and environmental compliance further enhance its suitability for modern electronic designs. Whether used in ADCs, DACs, precision measurement equipment, power supplies, or battery management systems, the LM4040CELT-3.0 provides a reliable and precise voltage reference, ensuring optimal performance and accuracy.

LM4040CELT-3.0 Documents

Download datasheets and manufacturer documentation for LM4040CELT-3.0

Datasheets :

LM4040